Chemistry Unit One

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Across
  1. 3. the closeness of a result to the true value
  2. 4. the amount of 3D space a substance or object occupies.
  3. 5. a quantity chosen as a standard in terms of which other quantities may be expressed.
  4. 7. a unit of measurement obtained by multiplication or division of the base units of a system
  5. 9. the measure of how much “stuff” is in a given amount of space
  6. 10. the scale of temperature in which water freezes at 0° and boils at 100° under standard conditions.
  7. 12. a common piece of laboratory glassware consisting of a finger-like length of glass or clear plastic tubing, open at the top and closed at the bottom.
  8. 14. large pincers for grasping and lifting vessels of heat-resistant material used in high temperature chemical reactions.
  9. 16. a scale of temperature on which water freezes at 32° and boils at 212° under standard conditions.
  10. 17. the intellectual and practical activity encompassing the systematic study of the structure and behaviour of the physical and natural world through observation and experiment.
  11. 18. refinement in a measurement, calculation, or specification, especially as represented by the number of digits given.
  12. 21. the number of digits in a value, often a measurement, that contribute to the degree of accuracy of the value
  13. 25. a scientific procedure undertaken to make a discovery, test a hypothesis, or demonstrate a known fact.
  14. 26. the SI unit of volume
  15. 27. a room or building equipped for scientific experiments, research, or teaching, or for the manufacture of drugs or chemicals.
  16. 28. when an object is largely immersed in a fluid, pushing it out of the way and taking its place
Down
  1. 1. a way of writing very large or very small numbers
  2. 2. a measure of the amount of matter in an object.
  3. 6. SI unit for length
  4. 8. roughly calculate or judge the value, number, quantity, or extent of.
  5. 10. the process of changing or causing something to change from one form to another.
  6. 11. a tall narrow container with a volume scale used especially for measuring liquids.
  7. 13. the force acting on the object due to gravity.
  8. 15. a thin glass vessel, with a lip for pouring, used as containers for liquids.
  9. 16. a bottle, usually of glass, having a rounded body and a narrow neck, used especially in laboratory experimentation.
  10. 19. the scientific study of the properties and behavior of matter
  11. 20. the SI unit of mass
  12. 22. king who tragically died by drinking chocolate milk
  13. 23. a metal stand consisting of a long upright rod attached to a heavy rectangular base that is used with rings and clamps for supporting laboratory apparatus.
  14. 24. base unit of thermodynamic temperature measurement in the International System of Units (SI)